Origins
The verb 'knit' descends from Old English 'cnyttan' (to tie, to bind, to fasten with a knot), from Proto-Germanic *knuttjanΔ (to knot, to tie), a derivative of *knuttaz (knot).βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ The deeper root is PIE *gnod- (to tie, to bind, to knot). In Old English, the word meant to tie or to knot β the specific sense of making fabric by interlocking loops of yarn with needles developed during the Middle English period, as the craft of knitting became widespread in England.
The history of knitting as a technique is distinct from the history of the word. The earliest known knitted artifacts date to the eleventh century CE in Egypt, and the technique spread through the Islamic world before reaching Europe. Knitting arrived in England around the fourteenth century, and it was at this point that the existing English word 'cnyttan' / 'knitten' (to tie, to knot) was applied to the new craft. The semantic extension was natural: knitting does involve creating a series of interlocking loops, which is structurally similar to tying a series of knots.
The silent 'k' at the beginning of 'knit' is one of English's most recognizable spelling fossils. In Old English, the cluster 'cn-' (later spelled 'kn-') was pronounced with the 'k' fully articulated: 'cnyttan' was /knytt-an/, with a clear /k/ followed by /n/. This pronunciation persisted through the Middle English period but was lost in the seventeenth century, when English speakers simplified the initial cluster to just /n/. The spelling, however, was preserved, creating the mismatch between spelling and pronunciation that characterizes modern English 'kn-' words. German and Scandinavian languages still pronounce the 'k' in cognate words: German 'Knoten' (knot), 'Knie' (knee), 'Knecht' (knight/servant).
Development
English has a remarkable cluster of 'kn-' words that all relate to lumps, bumps, binding, and physical impact: 'knot' (a fastening), 'knit' (to tie, to make fabric), 'knob' (a rounded lump), 'knuckle' (a finger joint), 'knee' (a leg joint), 'knead' (to work dough by pressing), 'knife' (a cutting tool), 'knight' (originally a boy, a servant), 'knock' (to strike), 'knoll' (a small rounded hill), 'knack' (a skill, originally a sharp blow or trick). The phonesthetic clustering β words with similar sounds carrying similar meanings β may be coincidental, but the pattern is striking.
The figurative uses of 'knit' extend naturally from both the knotting and the fabric-making senses. 'To knit one's brows' (to furrow one's forehead in concentration or displeasure) describes the way the skin between the eyebrows draws together like fabric being contracted. 'Closely knit' or 'tightly knit' (of a community or group, closely bonded) uses the fabric metaphor: a tightly knit community is one whose members are interlocked like the loops of a well-made garment. 'To knit together' (to join, to unite, to heal β as in 'the bone knitted together') preserves the original binding sense.
Knitting underwent a remarkable cultural transformation in the twentieth and twenty-first centuries. Long associated with domestic femininity and grandmotherly routine, it experienced successive waves of revival: the World War I and II 'knitting for the troops' campaigns, the 1970s craft revival, the twenty-first-century 'yarn bombing' and 'craftivism' movements. Each revival recontextualized knitting as an act of patriotism, self-expression, artistic creation, or political protest. The word has accumulated these cultural associations without shedding its original domestic simplicity β 'knit' remains one of English's most homely and comforting verbs, even as the activity it describes has been reimagined as a form of radical art.